I have a VM in EC2 that has been running dual stack IPv4 and IPv6 successfully for over a year now, but things have recently broken on the IPv6 side. My VPC has a /20 block in RFC1918 space, and a /64 ...

let's say you have the option to build a clinet/server application that will pass a lot of traffic on a LAN. Nothing routable. Let's assume the network is error-free and no packets are lost and no ...